601437489 has 4 divisors (see below), whose sum is σ = 801916656. Its totient is φ = 400958324.

The previous prime is 601437451. The next prime is 601437503. The reversal of 601437489 is 984734106.

601437489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 601437489 - 2⁸ = 601437233 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 601437489.

It is not an unprimeable number, because it can be changed into a prime (601437439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100239579 + ... + 100239584.

It is an arithmetic number, because the mean of its divisors is an integer number (200479164).

Almost surely, 2^601437489 is an apocalyptic number.

It is an amenable number.

601437489 is a deficient number, since it is larger than the sum of its proper divisors (200479167).

601437489 is a wasteful number, since it uses less digits than its factorization.

601437489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200479166.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 601437489 is about 24524.2224953208. Note that the first 3 decimals coincide. The cubic root of 601437489 is about 844.1056976442.

The spelling of 601437489 in words is "six hundred one million, four hundred thirty-seven thousand, four hundred eighty-nine".